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Cushion|Natural|GIA

1.20ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 3555496812

Certificate GIA 3555496812

Diamond specifications and retailer prices

From $4,912 AUD
As of November 2, 2026
Save $5,473 AUD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,385 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.2ct natural cushion diamond

This 1.2ct natural cushion sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3555496812. Listed at 17 retailers as of November 1, 2026, with prices from $4,912 to $10,385, a $5,473 spread on the same certified stone. MOH London lists it at $10,385. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555496812
Dimensions7.07 × 5.38 × 3.76 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural
Top View
7.07 mm5.38 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3555496812
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $10,385 AUD|Low: $3,918 AUD|High: $10,510 AUD|Avg: $6,314 AUD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 1, 2026
Retailer 14$3,918 AUD
Retailer 10$4,018 AUD
Retailer 9$4,912 AUD
Retailer 6$5,198 AUD
Retailer 15$5,268 AUD
Retailer 5$5,282 AUD
Retailer 18$5,289 AUD
Retailer 7$5,885 AUD
Retailer 17$5,907 AUD
Retailer 12$5,976 AUD
Retailer 20$6,245 AUD
Retailer 3$6,271 AUD
Retailer 2$6,447 AUD
Retailer 13$6,484 AUD
Retailer 21$6,662 AUD
Retailer 22$6,662 AUD
Retailer 4$6,876 AUD
Retailer 8$7,373 AUD
Retailer 16$7,378 AUD
Retailer 11$8,723 AUD
Retailer 19$9,527 AUD
MOH London$10,385 AUD

30 data points across 22 retailers

17 retailers$4,912 AUD to $10,385 AUD

B+
Cheapest Retailer
-
$4,912 AUD
B+
Retailer 2
-
$5,198 AUD
$3,651 USD
View
B+
Retailer 3
-
$5,282 AUD
$3,710 USD
View
B+
Retailer 4
-
$5,289 AUD
$3,715 USD
View
B+
Retailer 5
-
$5,885 AUD
$4,134 USD
View
B+
Retailer 6
-
$5,907 AUD
$4,149 USD
View
B
Retailer 7
-
$6,245 AUD
$4,387 USD
View
B
Retailer 8
-
$6,271 AUD
$4,405 USD
View
B
Retailer 9
-
$6,447 AUD
£3,566 GBP
View
B
Retailer 10
-
$6,484 AUD
£3,586 GBP
View
B
Retailer 11
-
$6,662 AUD
$4,680 USD
View
B
Retailer 12
-
$6,662 AUD
$4,680 USD
View
B
Retailer 13
-
$6,876 AUD
$4,830 USD
View
Retailer 14
-
$7,373 AUD
$5,179 USD
View
Price last confirmed 19 days ago
B
Retailer 15
-
$7,378 AUD
€4,936 EUR
View
B
Retailer 16
-
$9,527 AUD
$6,692 USD
View
Most Expensive
B
MOH London
CB32A9FFB · Nov 1
$10,385 AUD
£5,744 GBP
View
16 more retailers have this diamond
Prices start from $4,912 AUDSave up to $5,473 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.20ct Cushion
$4,912 AUD